.adv{
    width: 100%;
    min-width:320px;
    max-width: 768px;
    height: 10.6667vw;
    position: fixed;
    top: 3.75rem;
    left: 0;
    z-index: 80;
}
.adv-box{
    width: 100%;
    height: 10.6667vw;
    min-width:320px;
    max-width: 768px;
}
.adv img{
    width: 100%;
    height: 100%;
    object-fit: cover;
}
.adv2{
    width: 100%;
    min-width:320px;
    max-width: 768px;
    background-color: #fff
}
.adv2-heart{
    padding: 1.3333vw 4vw 2.6667vw;
    width: 100%;
    min-width:320px;
    max-width: 768px;
    box-sizing: border-box;
  
}
.adv2-img img{
    width: 100%;
    height: 100%;
    object-fit: cover;
}
.apply{
    width: 100%;
    min-width:320px;
    max-width: 768px;
    background-color: #fff;
    overflow: hidden;
    margin-bottom: 2.6667vw;
    padding-bottom: 2.6667vw;
}
.apply-heart{
    width: 100%;
    min-width:320px;
    max-width: 768px;
    background-color: #fff
}
.apply-heart-ul{
    display: flex;
    gap:2vw;
    text-align: center;
}
.apply-ul-li{
    flex:1;
    display: flex;
    flex-direction: column;
    justify-content: center;
    min-width: 0;
}
.apply-ul-li img{
    width: 80%;
}
.apply-ul-li a span{
    font-size: .75rem;
    white-space: nowrap;
}
.apply-ul-li a {
    overflow: hidden;
    text-overflow: ellipsis;
}
.course{
    width: 100%;
    min-width:320px;
    max-width: 768px;
    background-color: #fff;
    margin-bottom:2.6667vw;
}
.course-heart{
    width: 100%;
    min-width:320px;
    max-width: 768px;
    padding: 2vw 2.6667vw;
    box-sizing: border-box;
}
.course-title{
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-bottom: 1.3333vw;
    border-bottom: 1px solid #999;
}
.course-title h2 a{
    font-size: 1rem;
}
.course-title a span,.course-title a .icon-youjiantou{
    color: #a4a4a4;
    font-size: .75rem;
}
.course-content{
    margin-top: 2.6667vw;
}
.course-content-ul{
    display: grid;
    grid-template-columns: repeat(2,1fr);
    column-gap: 2vw;
    row-gap: 4vw;
}
.course-content-img img{
    width: 100%;
}
.course-content-img span{
    font-size: .75rem;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.teacher-content{
    margin-top: 2.6667vw;
}
.teacher-ul{
    display: flex;
    gap: 6.6667vw;
    text-align: center;
}
.teacher-ul-li{
    flex: 1;
}
.teacher-ul-li img{
    width: 100%;
    border-radius: 50%;
}
.teacher-name{
    font-size: 1rem;
    white-space: nowrap;
}
.icon-vip{
    color: #edce8c;
}
.teacher-time span{
    font-size: .75rem;
    color: #a4a4a4;
}
.teacher{
    width: 100%;
    min-width:320px;
    max-width: 768px;
    background-color: #fff;
    margin-bottom:2.6667vw;
}
.teacher-heart{
    width: 100%;
    min-width:320px;
    max-width: 768px;
    padding: 2vw 2.6667vw;
    box-sizing: border-box;
}
.student{
    width: 100%;
    min-width:320px;
    max-width: 768px;
    background-color: #fff;
    margin-bottom:2.6667vw;
}
.student-heart{
    width: 100%;
    min-width:320px;
    max-width: 768px;
    padding: 2vw 2.6667vw;
    box-sizing: border-box;
}
.student-content{
    margin-top: 2.6667vw;
}
.student-content-ul{
    display: flex;
    flex-direction: column;
    gap: 2.6667vw;
}
.student-content-ul-li{
    display: flex;
    gap: 2.6667vw;
}
.student-img{
    flex: 2;
}
.student-img img{
    width: 100%;
    border-radius: 1.3333vw;
}
.student-font{
    flex: 4;
    min-width: 0;
}
.student-font h5{
    display: inline-block;
    font-weight: bold;
    font-size: .75rem;
    display: inline-block;
}
.student-font span{
    display: inline-block;
    line-height: 1.2;
    font-size: .75rem;
}
.opus{
    width: 100%;
    min-width:320px;
    max-width: 768px;
    background-color: #fff;
    margin-bottom:2.6667vw;
}
.opus-heart{
    width: 100%;
    min-width:320px;
    max-width: 768px;
    padding: 2vw 2.6667vw;
    box-sizing: border-box;
}
.opus-content{
    margin-top: 2.6667vw;
}
.opus-ul{
    display: grid;
    grid-template-columns: repeat(3,1fr);
    gap: 1.3333vw;
}
.opus-ul-li img{
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 1.3333vw;
}
.small-mask-heart-ul-li:nth-child(3) a{
    color: #027cdb;
}